body{
    padding-top: 125px;
}
header .user img{
    width: 18px;
    height: 14px;
    position: absolute;
    top: 15px;
    left: 20px;
}
header .search img{
    width: 18px;
    height: 18px;
    position: absolute;
    top: 15px;
    right: 20px;
}
nav{
    background-color: #fff;
    height: 80px;
    width: 100%;
    position: fixed;
    z-index: 1000;
    top: 45px;
    display: flex;
}
.nav-index{
    flex: 1;
    text-align: center;
    font-size: 13px;
    color: #666;
    height: 80px;
    border-top: 1px solid rgb(250, 250, 250);
    border-bottom: 1px solid rgb(250, 250, 250);
    border-right: 1px solid rgb(250, 250, 250);
}
.nav-index:nth-last-child(1){
    border-right: none;
}
.nav-index img{
    width: 28px;
    height: 28px;
    margin-top: 15px;
}
.mall-index{
    height: 118px;
    background-color: #fff;
    position: relative;
}
.mall-index .left-pic{
    height: 70px;
    float: left;
    margin: 20px 15px 0 10px;
}
.mall-right{
    float: left;
}
.mall-right h3{
    font-size: 15px;
    font-weight: 700;
    margin: 15px 0 10px 0;
}
.mall-right p{
    font-size: 13px;
    color: #666;
    margin: 10px 0 10px 0;
}
.mall-right p img{
    width: 17px;
    height: 17px;   
    vertical-align: bottom;
}
.mall-right span{
    color: #ccc;
    position: absolute;
    bottom: 10px;
    right: 10px;
}
.mall-right span img{
    width: 18px;
    height: 18px;
    vertical-align: bottom;
}